<template>
  <view class="container">
    <!-- 小程序头部兼容 -->
    <!-- #ifdef MP -->
    <view class="mp-search-box">
      <input class="ser-input" type="text" placeholder="输入关键字搜索" />
    </view>
    <!-- #endif -->
    <view></view>
    <!-- 头部轮播 -->
    <view class="carousel-section">
      <!-- 标题栏和状态栏占位符 -->
      <view class="titleNview-placing"></view>
      <!-- 背景色区域 -->
      <view class="titleNview-background" :style="{ backgroundColor: titleNViewBackground }"></view>
      <swiper class="carousel" circular @change="swiperChange">
        <swiper-item v-for="(item, index) in carouselList" :key="index" class="carousel-item">
          <image :src="item.src" />
        </swiper-item>
      </swiper>
      <!-- 自定义swiper指示器 -->
      <view class="swiper-dots">
        <text class="num">{{ swiperCurrent + 1 }}</text>
        <text class="sign">/</text>
        <text class="num">{{ carouselList.length }}</text>
      </view>
    </view>
    <!-- 分类 -->
    <view class="cate-section">
      <view class="cate-item" v-for="brand in brandList" :key="brand._id">
        <image :src="brand.logoFilePath" />
        <text>{{ brand.name }}</text>
      </view>
    </view>
    <view class="ad-1">
      <image src="/static/temp/ad.jpeg" mode="scaleToFill" />
    </view>
    <!-- 秒杀楼层 -->
    <view class="seckill-section m-t">
      <view class="s-header">
        <image class="s-img" src="/static/temp/secskill-img.jpg" mode="widthFix" />
        <u-count-down :time="22227002" :show-days="false" :show-hours="true" separator="zh"></u-count-down>
      </view>
      <scroll-view class="floor-list" scroll-x>
        <view class="scoll-wrapper">
          <view v-for="(seckill, index) in seckillList" :key="index" class="floor-item" @click="navToDetailPage(seckill)">
            <image :src="seckill.designSketch[0]" mode="aspectFill" />
            <text class="title clamp">{{ seckill.name }}</text>
            <text class="price">￥{{ seckill.price }}</text>
          </view>
        </view>
      </scroll-view>
    </view>
    <!-- 团购楼层 -->
    <view class="f-header m-t">
      <image src="/static/temp/h1.png" />
      <view class="tit-box">
        <text class="tit">精品团购</text>
        <text class="tit2">Boutique Group Buying</text>
      </view>
      <text class="yticon icon-you"></text>
    </view>
    <view class="group-section">
      <swiper class="g-swiper" :duration="500">
        <swiper-item class="g-swiper-item" v-for="(item, index) in groupBuyingList" :key="index" @click="navToDetailPage(item)">
          <view class="g-item left">
            <image :src="item.designSketch[0]" mode="aspectFill" />
            <view class="t-box">
              <text class="title clamp">{{ item.skuName }}</text>
              <view class="price-box">
                <text class="price">￥{{ item.price }}</text>
                <text class="m-price">￥{{ item.price / 2 }}</text>
              </view>

              <view class="pro-box">
                <view class="progress-box">
                  <progress percent="72" activeColor="#28e2aa" active stroke-width="6" />
                </view>
                <text>6人成团</text>
              </view>
            </view>
          </view>
          <view class="g-item right">
            <image :src="item.designSketch[1] || item.designSketch[0]" mode="aspectFill" />
            <view class="t-box">
              <text class="title clamp">{{ item.goodsName }}</text>
              <view class="price-box">
                <text class="price">￥{{ item.price * 3 }}</text>
                <text class="m-price">￥{{ item.price / 4 }}</text>
              </view>
              <view class="pro-box">
                <view class="progress-box">
                  <progress percent="72" activeColor="#28e2aa" active stroke-width="6" />
                </view>
                <text>10人成团</text>
              </view>
            </view>
          </view>
        </swiper-item>
      </swiper>
    </view>

    <!-- 热销排行 -->
    <view class="f-header m-t">
      <image src="/static/temp/h1.png" />
      <view class="tit-box">
        <text class="tit">热销排行</text>
        <text class="tit2">Hot selling ranking</text>
      </view>
      <text class="yticon icon-you"></text>
    </view>

    <view class="guess-section">
      <view v-for="(item, index) in hotRankList" :key="index" class="guess-item" @click="navToDetailPage(item)">
        <view class="image-wrapper">
          <image :src="item.designSketch[0]" mode="aspectFill" />
        </view>
        <text class="title clamp">{{ item.skuName }}</text>
        <text class="price">￥{{ item.price }}</text>
      </view>
    </view>
    <u-loadmore :status="lodingType" class="z-loadmore" icon-type="flower" />
  </view>
</template>

<script>
import { getGoodsBrand, getGoodsTypeList } from "@/api/home.js";
const carouselList = [
  {
    src: "/static/temp/banner_5.webp",
    background: "#6cbba3"
  },
  {
    src: "/static/temp/banner_1.jpeg",
    background: "rgb(75 153 76 / 50%)"
  },
  {
    src: "/static/temp/banner_2.jpeg",
    background: "rgb(205, 215, 218)"
  },
  {
    src: "/static/temp/banner_3.webp",
    background: "rgb(223 82 26 / 78%)"
  },
  {
    src: "/static/temp/banner_4.webp",
    background: "rgb(82 82 82)"
  }
];
export default {
  data() {
    return {
      brandQueryInfo: {
        //品牌查询参数
        pageSize: 5,
        pageNumber: 1,
        name: null,
        status: null
      },
      hotQueryInfo: {
        pageSize: 10,
        pageNumber: 1,
        goodsType: 1
      },
      brandList: [], //品牌列表
      seckillList: [], //秒杀商品
      groupBuyingList: [], //团购精品
      hotRankList: [], //热销排行
      titleNViewBackground: "",
      swiperCurrent: 0,
      carouselList,
      lodingType: "loading" //加载状态
    };
  },
  async created() {
    const all = [
      getGoodsBrand(this.brandQueryInfo), // 获取品牌数据
      getGoodsTypeList({ pageSize: 7, pageNumber: 1, goodsType: 2 }), //获取秒杀商品
      getGoodsTypeList({ pageSize: 7, pageNumber: 1, goodsType: 3 }), //获取团购商品
      getGoodsTypeList(this.hotQueryInfo) //获取热销排行商品
    ];
    const [brand, seckill, grouop, hotRank] = await Promise.all(all);
    this.brandList = brand.data;
    this.seckillList = seckill.data;
    this.groupBuyingList = grouop.data;
    this.hotRankList = hotRank.data;
  },

  onReachBottom() {
    this.hotQueryInfo.pageNumber += 1;
    if (this.lodingType == "nomore") {
      return;
    }
    this.getHotRankList();
  },

  methods: {
    //获取热销排行
    getHotRankList() {
      this.lodingType = "loading";
      getGoodsTypeList(this.hotQueryInfo).then(res => {
        if (res.code != 1) {
          return;
        }
        if (res.data.length == 0) {
          return (this.lodingType = "nomore");
        }
        setTimeout(() => {
          this.hotRankList = this.hotRankList.concat(res.data);
          this.lodingType = "loadmore";
        }, 1500);
      });
    },

    //轮播图切换修改背景色
    swiperChange(e) {
      const index = e.detail.current;
      this.swiperCurrent = index;
      this.titleNViewBackground = this.carouselList[index].background;
    },
    //详情页
    navToDetailPage(item) {
      uni.navigateTo({
        url: `/pages/goodsDetail/goodsDetail?id=${item._id}`
      });
    }
  },
  // #ifndef MP
  // 标题栏input搜索框点击
  onNavigationBarSearchInputClicked: async function(e) {},
  //点击导航栏 buttons 时触发
  onNavigationBarButtonTap(e) {
    const index = e.index;
    if (index === 0) {
      this.$api.msg("点击了扫描");
    } else if (index === 1) {
      // #ifdef APP-PLUS
      const pages = getCurrentPages();
      const page = pages[pages.length - 1];
      const currentWebview = page.$getAppWebview();
      currentWebview.hideTitleNViewButtonRedDot({
        index
      });
      // #endif
      uni.navigateTo({
        url: "/pages/notice/notice"
      });
    }
  }
  // #endif
};
</script>

<style lang="scss">
/* #ifdef MP */
.mp-search-box {
  position: absolute;
  left: 0;
  top: 30upx;
  z-index: 9999;
  width: 100%;
  padding: 0 80upx;

  .ser-input {
    flex: 1;
    height: 56upx;
    line-height: 56upx;
    text-align: center;
    font-size: 28upx;
    color: $font-color-base;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.6);
  }
}

page {
  .cate-section {
    position: relative;
    z-index: 5;
    border-radius: 16upx 16upx 0 0;
    margin-top: -20upx;
  }

  .carousel-section {
    padding: 0;

    .titleNview-placing {
      padding-top: 0;
      height: 0;
    }

    .carousel {
      .carousel-item {
        padding: 0;
      }
    }

    .swiper-dots {
      left: 45upx;
      bottom: 40upx;
    }
  }
}

/* #endif */

page {
  background: #f5f5f5;
}

.m-t {
  margin-top: 16upx;
}

/* 头部 轮播图 */
.carousel-section {
  position: relative;
  padding-top: 10px;

  .titleNview-placing {
    height: var(--status-bar-height);
    padding-top: 44px;
    box-sizing: content-box;
  }

  .titleNview-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 426upx;
    transition: 0.4s;
  }
}

.carousel {
  width: 100%;
  height: 350upx;

  .carousel-item {
    width: 100%;
    height: 100%;
    padding: 0 28upx;
    overflow: hidden;
  }

  image {
    width: 100%;
    height: 100%;
    border-radius: 10upx;
  }
}

.swiper-dots {
  display: flex;
  position: absolute;
  left: 60upx;
  bottom: 15upx;
  width: 72upx;
  height: 36upx;
  background-image: url();
  background-size: 100% 100%;

  .num {
    width: 36upx;
    height: 36upx;
    border-radius: 50px;
    font-size: 24upx;
    color: #fff;
    text-align: center;
    line-height: 36upx;
  }

  .sign {
    position: absolute;
    top: 0;
    left: 50%;
    line-height: 36upx;
    font-size: 12upx;
    color: #fff;
    transform: translateX(-50%);
  }
}

/* 分类 */
.cate-section {
  display: flex;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
  padding: 30upx 22upx;
  background: #fff;

  .cate-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: $font-sm + 2upx;
    color: $font-color-dark;

    text {
      display: inline-block;
      max-width: 120rpx;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
  }

  /* 原图标颜色太深,不想改图了,所以加了透明度 */
  image {
    width: 88upx;
    height: 88upx;
    margin-bottom: 14upx;
    border-radius: 50%;
    opacity: 0.7;
    box-shadow: 4upx 4upx 20upx rgba(172, 191, 188, 0.3);
  }
}

.ad-1 {
  width: 100%;
  height: 210upx;
  padding: 20rpx;
  background: #fff;

  image {
    border-radius: 80rpx;
    width: 100%;
    height: 100%;
  }
}

/* 秒杀专区 */
.seckill-section {
  padding: 4upx 30upx 24upx;
  background: #fff;
  .s-header {
    display: flex;
    align-items: center;
    height: 92upx;
    line-height: 1;
    .s-img {
      width: 140upx;
      height: 30upx;
      margin-right: 20rpx;
    }

    .tip {
      font-size: $font-base;
      color: $font-color-light;
      margin: 0 20upx 0 40upx;
    }

    .timer {
      display: inline-block;
      width: 40upx;
      height: 36upx;
      text-align: center;
      line-height: 36upx;
      margin-right: 14upx;
      font-size: $font-sm + 2upx;
      color: #fff;
      border-radius: 2px;
      background: rgba(0, 0, 0, 0.8);
    }

    .icon-you {
      font-size: $font-lg;
      color: $font-color-light;
      flex: 1;
      text-align: right;
    }
  }

  .floor-list {
    white-space: nowrap;
  }

  .scoll-wrapper {
    display: flex;
    align-items: flex-start;
  }

  .floor-item {
    width: 150upx;
    text-align: center;
    margin-right: 20upx;
    font-size: $font-sm + 2upx;
    color: $font-color-dark;
    line-height: 1.8;

    image {
      width: 150upx;
      height: 150upx;
      border-radius: 6upx;
    }

    .price {
      color: $uni-color-primary;
    }
  }
}

.f-header {
  display: flex;
  align-items: center;
  height: 140upx;
  padding: 6upx 30upx 8upx;
  background: #fff;

  image {
    flex-shrink: 0;
    width: 80upx;
    height: 80upx;
    margin-right: 20upx;
  }

  .tit-box {
    flex: 1;
    display: flex;
    flex-direction: column;
  }

  .tit {
    font-size: $font-lg + 2upx;
    color: #font-color-dark;
    line-height: 1.3;
  }

  .tit2 {
    font-size: $font-sm;
    color: $font-color-light;
  }

  .icon-you {
    font-size: $font-lg + 2upx;
    color: $font-color-light;
  }
}

/* 团购楼层 */
.group-section {
  background: #fff;

  .g-swiper {
    height: 650upx;
    padding-bottom: 30upx;
  }

  .g-swiper-item {
    width: 100%;
    padding: 0 30upx;
    display: flex;
  }

  image {
    width: 100%;
    height: 460upx;
    border-radius: 4px;
  }

  .g-item {
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  .left {
    flex: 1.2;
    margin-right: 24upx;

    .t-box {
      padding-top: 20upx;
    }
  }

  .right {
    flex: 0.8;
    flex-direction: column-reverse;

    .t-box {
      padding-bottom: 20upx;
    }
  }

  .t-box {
    height: 160upx;
    font-size: $font-base + 2upx;
    color: $font-color-dark;
    line-height: 1.6;
  }

  .price {
    color: $uni-color-primary;
  }

  .m-price {
    font-size: $font-sm + 2upx;
    text-decoration: line-through;
    color: $font-color-light;
    margin-left: 8upx;
  }

  .pro-box {
    display: flex;
    align-items: center;
    margin-top: 10upx;
    font-size: $font-sm;
    color: $font-base;
    padding-right: 10upx;
  }

  .progress-box {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    margin-right: 8upx;
  }
}

/* 分类推荐楼层 */
.hot-floor {
  width: 100%;
  overflow: hidden;
  margin-bottom: 20upx;

  .floor-img-box {
    width: 100%;
    height: 320upx;
    position: relative;

    &:after {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      width: 100%;
      height: 100%;
      background: linear-gradient(rgba(255, 255, 255, 0.06) 30%, #f8f8f8);
    }
  }

  .floor-img {
    width: 100%;
    height: 100%;
  }

  .floor-list {
    white-space: nowrap;
    padding: 20upx;
    padding-right: 50upx;
    border-radius: 6upx;
    margin-top: -140upx;
    margin-left: 30upx;
    background: #fff;
    box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
  }

  .scoll-wrapper {
    display: flex;
    align-items: flex-start;
  }

  .floor-item {
    width: 180upx;
    margin-right: 20upx;
    font-size: $font-sm + 2upx;
    color: $font-color-dark;
    line-height: 1.8;

    image {
      width: 180upx;
      height: 180upx;
      border-radius: 6upx;
    }

    .price {
      color: $uni-color-primary;
    }
  }

  .more {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    flex-shrink: 0;
    width: 180upx;
    height: 180upx;
    border-radius: 6upx;
    background: #f3f3f3;
    font-size: $font-base;
    color: $font-color-light;

    text:first-child {
      margin-bottom: 4upx;
    }
  }
}

/* 猜你喜欢 */
.guess-section {
  display: flex;
  flex-wrap: wrap;
  padding: 0 30upx;
  background: #fff;

  .guess-item {
    display: flex;
    flex-direction: column;
    width: 48%;
    padding-bottom: 40upx;

    &:nth-child(2n + 1) {
      margin-right: 4%;
    }
  }

  .image-wrapper {
    width: 100%;
    height: 330upx;
    border-radius: 3px;
    overflow: hidden;

    image {
      width: 100%;
      height: 100%;
      opacity: 1;
    }
  }

  .title {
    font-size: $font-lg;
    color: $font-color-dark;
    line-height: 80upx;
  }

  .price {
    font-size: $font-lg;
    color: $uni-color-primary;
    line-height: 1;
  }
}
</style>
